SuperSprings SSC-23 SuperCoils are heavy-duty replacement coil springs, designed to remedy sagging and overworked original equipment front and rear suspension coil springs. SuperCoils have a linear/constant spring rate consistent with other coil springs. SuperCoils replace original equipment, different from SuperSprings or SumoSprings that work in conjunction with and enhance original equipment.• 5000-lb. capacityApplicationsDodge Ram 2500 (1994-2010)Dodge Ram 3500 (1994-2010)Ram 2500 (2011-2013)Ram 3500 (2011-2012) Replacement for original equipment coil springs 5000-lb. capacity | Supersprings International Inc SuperSprings SSC-23 SuperCoils, Pair